CVE-2019-11510
CRITICALCISA KEVEPSS 100th pctlDescription
In Pulse Secure Pulse Connect Secure (PCS) 8.2 before 8.2R12.1, 8.3 before 8.3R7.1, and 9.0 before 9.0R3.4, an unauthenticated remote attacker can send a specially crafted URI to perform an arbitrary file reading vulnerability .
CVSS v3 Vector
Exploitability
Impact
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Exploit Intelligence
Very high risk: more likely to be exploited than 100% of all known CVEs.
Ivanti Pulse Connect Secure Arbitrary File Read Vulnerability
Ivanti Pulse Connect Secure contains an arbitrary file read vulnerability that allows an unauthenticated remote attacker with network access via HTTPS to send a specially crafted URI.
Apply updates per vendor instructions.
Remediation due: 2022-05-03
Associated with ransomware campaigns
References
- http://packetstormsecurity.com/files/154176/Pulse-Secure-SSL-VPN-8.1R15.1-8.2-8.3-9.0-Arbitrary-File-Disclosure.html
- http://packetstormsecurity.com/files/154231/Pulse-Secure-SSL-VPN-File-Disclosure-NSE.html
- http://www.securityfocus.com/bid/108073
- https://badpackets.net/over-14500-pulse-secure-vpn-endpoints-vulnerable-to-cve-2019-11510/
- https://devco.re/blog/2019/09/02/attacking-ssl-vpn-part-3-the-golden-Pulse-Secure-ssl-vpn-rce-chain-with-Twitter-as-case-study/
- https://i.blackhat.com/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf
- https://kb.pulsesecure.net/?atype=sa
- https://kb.pulsesecure.net/articles/Pulse_Security_Advisories/SA44101/
- https://lists.apache.org/thread.html/ff5fa1837b6bd1b24d18a42faa75e165a4573dbe2d434910c15fd08a%40%3Cuser.guacamole.apache.org%3E
- https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2019-0010
- https://www.kb.cert.org/vuls/id/927237
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-11510
Find and fix vulnerabilities across your fleet
TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.
Start freeThis product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-12-18.